
package com.ultra.util;

import java.io.*;
import java.util.Properties;

/**
 * Desc:properties文件获取工具类
 * Created by 
 */
public class PropertyUtil {
    private static Properties props;
   /* static{
        loadProps();
    }
*/
   public  synchronized static  void loadProps(){
        props = new Properties();
        InputStream in = null;
        try {
        	//第一种，通过类加载器进行获取properties文件流
        	//in = PropertyUtil.class.getClassLoader().getResourceAsStream("sysConfig.properties");
            //第二种，通过类进行获取properties文件流
            in = PropertyUtil.class.getResourceAsStream("/redis.properties");
            props.load(in);
        } catch (FileNotFoundException e) {
            //logger.error("sysConfig.properties文件未找到");
        } catch (IOException e) {
            //logger.error("出现IOException");
        } finally {
            try {
                if(null != in) {
                    in.close();
                }
            } catch (IOException e) {
                //logger.error("sysConfig.properties文件流关闭出现异常");
            }
        }
        //logger.info("加载properties文件内容完成...........");
        //logger.info("properties文件内容：" + props);
    }
   
   public  synchronized static  Properties loadProps2(String filePath){
       props = new Properties();
       InputStream in = null;
       try {
       	//第一种，通过类加载器进行获取properties文件流
       	//in = PropertyUtil.class.getClassLoader().getResourceAsStream(filePath);
           //第二种，通过类进行获取properties文件流
           in = PropertyUtil.class.getResourceAsStream(filePath);
           props.load(in);
           return props;
       } catch (FileNotFoundException e) {
           //logger.error("sysConfig.properties文件未找到");
       } catch (IOException e) {
           //logger.error("出现IOException");
       } finally {
           try {
               if(null != in) {
                   in.close();
               }
           } catch (IOException e) {
               //logger.error("sysConfig.properties文件流关闭出现异常");
           }
       }
       //logger.info("加载properties文件内容完成...........");
       //logger.info("properties文件内容：" + props);
	return props;
   }

    public static String getProperty(String key){
        if(null == props) {
            loadProps();
        }
        return props.getProperty(key);
    }

    public static String getProperty(String key, String defaultValue) {
        if(null == props) {
            loadProps();
        }
        return props.getProperty(key, defaultValue);
    }
}